<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>
        div {
            height: 100px;
            background-color: pink;
            margin-top: 20px;
        }
    </style>
</head>

<body>
    <div>第一个盒子</div>
    <div>第二个盒子</div>
    <span>行内元素自左到右，行内元素自左到右，行内元素自左到右，行内元素自左到右，行内元素自左到右，行内元素自左到右，行内元素自左到右</span>
</body>

</html>